Variation in the safety of induced pluripotent stem cell lines+ M/ U& |, e8 p2 l
Nature Biotechnology 27, 743 - 745 (2009) 4 r1 Y+ \! d. A
Published online: 9 July 2009 | doi:10.1038/nbt.15548 `7 C. O q( ]/ G; \7 h7 H& j E X
. \' W) z4 H$ E+ M/ u http://www.nature.com/nbt/journal/v27/n8/pdf/nbt.1554.pdf